Tractor
Mounted Drilling Rigs - KLR TC - 40, Core Drill Rig
Technical Specifications
Description
KLR, TC-40, is a Tractor
Mounted Top drive all Hydraulically operated core
Drilling Rig extracting main power from Tractor Engine,
is designed for Geo-technical investigation (Geological
survey), soil sampling application capable of drilling
to a maximum depth of 150 Mt. (500 feet)
Drilling
Capacity
|
Core
Drilling |
Parameters |
| |
SI |
FPS |
|
Drilling
Sizes & Drilling Depths |
|
NW Drilling
(core 54.0 mm) |
150 m
|
500 Feet |
|
NX Casting
(88.9 mm Drilling) |
50 m
|
150 Feet |
|
Mast
Structure
Strudy structural Channel
type mast of electrically welded construction, main
members made out of heavy duty structural steel channels
reinforced with suitable cross members, so that it will
be strong enough to withstand the varying drilling
loads.
|
Mast Length
|
5500 mm
|
|
Rotary Head
Travel |
4500 mm
|
|
Centraliser
Opening |
200 mm
|
|
Raising and
Lowering |
with
hydraulic cylinder |
|
Max. Rod
handling Capacity |
3 m
|
|
Tophead
Rotary Drive
Heavy-duty hydraulic
driven Top head Rotation unit having infinitely variable
speed (0 to 500rpm) will be provided. This unit travels
on the Mast and is of sturdy construction to absorb
sudden & varying shock loads generally encountered
during drilling operations.
|
Output Speed
|
0-500 rpm
|
|
Output
Torque |
60 Kgm
|
|
Types of
Gears |
Spur Gears
|
|
Drive Motor
type |
OMT
200/Orbital |
|
No. of
Motors |
01 No.
|
|
Feed System
Feed system is provided
with adequate travel for handling drill pipes upto 3.0
Mt long.The
feed and hoist are actuated by a suitable hydraulic
cylinder with wire rope and pulley arrangement.
The
feed system has the following capabilies
|
Max. Pull Up
Force |
4500 kgf
|
|
Max. Pull
Down Force |
2400 kgf
|
|
Max. Pull Up
Speed |
40 m/min
|
|
Max. Pull
Down Speed |
65 m/min
|
|
Reeving
Ratio (Wire Rope) |
1:3 |
|
The feed system will be
incorporated with Hold back arrangement to control and
limit weight on bit, rapid and slow feed arrangement to
suit the variable ground conditions.
Hydraulic System
|
Max.
Operating Pressure |
160 kg/cm2 |
|
Hydraulic
Tank Capacity |
300 Lts
|
|
Filtration(Nom.) - Return Line |
10 microns |
|
Hydraulic
Oil Cooler |
40 GPM
(Fin type Oil to Air) |
|
Prime Mover
Power required for the
rig hydraulics shall be drawn from the tractor engine
through the out put shaft (PTO).
Stabilizers (Jacks)
System consists of three
hydraulic leveling jacks with 'Reverse flow restricted
valves to ensure safe operation. Two numbers are at the
front (Operator side) of the rig controlled by two
separate valves and one jack at the rear side of the rig
controlled by a single valve.
|
Type
|
Hydraulic
cylinder |
|
No. of Jacks
|
3 Nos
|
|
Breakout
Wrench
The Drill Rig is equipped
with hydraulic breakout wrench for tightening and
loosing of drill pipes and the hammer.
|
Cylinder
Bore Diameter |
80 mm
|
3 Inch
|
|
Stroke
|
300 mm
|
12 Inch
|
|
Water
Injection Pump
Triplex plunger pump
shall be used for DTH Drilling.
|
Capacity |
36 lpm |
|
Max Pressure |
40 bar |
|
Winch Assembly
Hydraulically operated
wire line winch is mounted on mast to handle the casing
pipes, drill pipes and other handling tools.
|
Line Pull
(Bare Drum) |
800 kgf |
|
Line Speed
(Bare Drum) |
40 Mt./min |
|
Air Compressor
Air compressor of
suitable capacity as mentioned can be used for carrying
out the DTH drilling activity.
|
Air
Compressor |
450 cfm/150
psi |
|
Make |
Reputed make |
|
Note: the compressor
shall be mounted on separate two wheel single dummy axle
waith mechanical stabilizers quantity one number.
Air Line
Lubricator
Air line lubricator of
capacity mentioned below shall be mounted for the supply
of lubricating Oil to the hammer.
|
Capacity |
600 cfm/200
psi |
|
Make |
Reputed make |
|
 |
KLR Drilling
Rigs can be supplied in custom-built
models in various Configurations as
indicated below, Mounting features to
suit all special requirements and
Technical specifications can be offered
accordingly |
|
|
KLR TBH -40,
capable of drilling up to 50 Meters (150
feet) in case of Blast Hole Drilling |
|
|
